Fuel pressure, check
| Fuel pressure, check | 
| 1. | Open the bonnet | |
| 2. | Remove the engine protection cover. Unscrew the lid on the oil filler connection 2x Unscrew Screw on the lid on the oil filler connection Warning: observe safety regulations and country-specific stipulations | |
| 3. | Fit
        
         83 94 744 Adapter, fuel pressure gauge
        
        and 83 93 860 Hose kit Unscrew the test connector protective collar on the fuel rail   | |
| 4. | Start the engine. Bleed the fuel pressure tester Read the fuel pressure on the pressure gauge - Normal value 380 kPa +/- 20 kPa (3.8 bar +/- 0.2 bar) Morning: lower the fuel pressure with the fuel pressure tester | |
| 5. | Switch off the engine Connect any fuel that runs out in a suitable container | |
| 6. | Remove the pressure measuring equipment Screw the cap on the test connection | |
| 7. | Fit the engine cover. Unscrew the lid on the oil filler connection 2x Tighten bolt - Tightening torque 8 Nm Screw on the lid on the oil filler connection | |

 
		